diff options
Diffstat (limited to 'include/asm-powerpc/prom.h')
| -rw-r--r-- | include/asm-powerpc/prom.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/asm-powerpc/prom.h b/include/asm-powerpc/prom.h index e73a2b482a1..f31af713e6a 100644 --- a/include/asm-powerpc/prom.h +++ b/include/asm-powerpc/prom.h @@ -20,6 +20,7 @@ #include <linux/platform_device.h> #include <asm/irq.h> #include <asm/atomic.h> +#include <asm/io.h> /* Definitions used by the flattened device tree */ #define OF_DT_HEADER 0xd00dfeed /* marker */ @@ -355,6 +356,16 @@ static inline int of_irq_to_resource(struct device_node *dev, int index, struct return irq; } +static inline void __iomem *of_iomap(struct device_node *np, int index) +{ + struct resource res; + + if (of_address_to_resource(np, index, &res)) + return NULL; + + return ioremap(res.start, 1 + res.end - res.start); +} + #endif /* __KERNEL__ */ #endif /* _POWERPC_PROM_H */ |